Home / 107,296.92-160,222.68-87,613.92

Finding the Fourth Proportional to 107,296.92, 160,222.68 and 87,613.92

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Solution

The fourth proportional to 107,296.92, 160,222.68 and 87,613.92 is: 130,830.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,296.92 : 160,222.68 = 87,613.92 : x
  2. Step 2: Convert to fraction form
    107,296.92/160,222.68 = 87,613.92/x
  3. Step 3: Cross multiply
    107,296.92x = 160,222.68 × 87,613.92
  4. Step 4: Simplify right side
    107,296.92x = 14,037,737,067.71
  5. Step 5: Solve for x
    x = 14,037,737,067.71/107,296.92
  6. Step 6: Final answer
    x = 130,830.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.